Joining the Guardian's Suzanne McGee this Thursday will be Samuel Lee, an ETF strategist for Morningstar, an investment research firm, to explain exchange traded funds and their place in the market, along with managing these kinds of "basket" investments with an eye toward the future. For your one-stop introduction to the market, check out Suzanne's piece on ETFs.

Join the chat below at 12pm ET/5pm BST for one hour, and feel free to submit your questions in the comments or on Twitter @GuardianUS or @SuzMcGeeNYC.